[FFmpeg-devel] [PATCH] Fix for inverted sign?in?ffvorbis?audio?output (resubmit)

Siarhei Siamashka siarhei.siamashka
Sat May 16 16:27:38 CEST 2009


On Saturday 16 May 2009, Michael Niedermayer wrote:
> On Sat, May 16, 2009 at 11:25:13AM +0300, Siarhei Siamashka wrote:
[...]
> >  aac.c           |    4 ++--
> >  aacenc.c        |    4 ++--
> >  ac3dec.c        |    4 ++--
> >  atrac3.c        |    2 +-
> >  cook.c          |    2 +-
> >  dca.c           |    2 +-
> >  dsputil.h       |    2 +-
> >  fft-test.c      |    2 +-
> >  mdct.c          |   12 +++++++-----
> >  nellymoserdec.c |    2 +-
> >  nellymoserenc.c |    2 +-
> >  vorbis_dec.c    |    4 ++--
> >  vorbis_enc.c    |    4 ++--
> >  wmadec.c        |    2 +-
> >  wmaenc.c        |    2 +-
> >  15 files changed, 26 insertions(+), 24 deletions(-)
> > 0df8af2d1b69975d160b51f189f4809e4372a4b9 
> > 0001-Support-for-getting-i-MDCT-output-multiplied-by-a-c.patch From
> > 6aab5782fcd3378ae505b0d98b39c103d5ac9d30 Mon Sep 17 00:00:00 2001 From:
> > Siarhei Siamashka <siarhei.siamashka at gmail.com>
> > Date: Sun, 10 May 2009 04:40:00 +0300
> > Subject: [PATCH] Support for getting (i)MDCT output multiplied by a
> > constant scaling factor.
> >
> > Scaling (i)MDCT output has no runtime overhead and can be used to improve
> > performance of audio codecs. All the changes are only needed in
> > 'ff_mdct_init' function and slow down initialization a bit.
>
> ok

Thanks, applied this one.

I'm going to apply the rest of patches from [1] in 3 days unless get
more comments/objections regarding them:
0002-Support-for-testing-i-MDCT-output-scale-factor-in-f.patch
0003-Fix-for-a-problem-with-inverted-sign-of-output-data.patch
0004-Use-iMDCT-output-scaling-to-simplify-ffvorbis-and-ma.patch

1. http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2009-May/069318.html

-- 
Best regards,
Siarhei Siamashka
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